15987762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:807

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 23848398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223, 446, 569, 669, 1138, 1338, 1561, 1707, 2007, 3122, 3414, 3983, 4014, 4683, 5121, 7966, 9366, 10242, 11949, 14049, 23898, 28098, 35847, 71694, 126887, 253774, 380661, 761322, 888209, 1141983, 1776418, 2283966, 2664627, 5329254, 7993881, 15987762]

約数ペア:

[(1, 15987762), (2, 7993881), (3, 5329254), (6, 2664627), (7, 2283966), (9, 1776418), (14, 1141983), (18, 888209), (21, 761322), (42, 380661), (63, 253774), (126, 126887), (223, 71694), (446, 35847), (569, 28098), (669, 23898), (1138, 14049), (1338, 11949), (1561, 10242), (1707, 9366), (2007, 7966), (3122, 5121), (3414, 4683), (3983, 4014)]